A manually screw-fixing type operated butt fusion machine suitable for PE/PP/PVDF pipes and fittings from 90mm to 250mm OD. Efficient design and construction provides an excellent low cost machine for welding both on the worksite and in the factory. Removable PTFE coated heating plate with separate temperature control system and electric planing tool. Be made of high quality Aluminium, lightweight,simple structure and easy operation.